#define _CRT_SECURE_NO_WARNINGS
#include<cstdio>
#include<stdlib.h>
#include<string.h>
using namespace std;
float fun(int x, int y)
{
    return (x + y);
}
void main()
{
    int a = 2, b = 5, c = 8;
    printf("%3.0f\n", fun((int)fun(a + c, b), a - c));
}

